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20121128
20121206
STATION
LINKTV 1
DATE
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la 1
lee 1
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wanna talk to you about the twin drip, which is discussed in the book, but i wanna preface something. i wanna preface that trip with a little hardcore physics. pay attention, gang. let's suppose someone's standing on a planet here and they have a flashlight and they shine a flashlight off to a distant planet over here. and people on this distant planet are gonna have a telescope all lined up here and they're gonna stand right here and they're gonna watch the flashes of light. and let's suppose a person here emits a flash of light every three minutes. this little flash, flash... i got a question for you. if there's no relative motion between the two planets, it's gonna take some time for that first flash to get up here. but under zero gravity here, boom, sees a flash. how long they're gonna have to wait for another one? three. - and the next one? - three. - and the next one? - three. they'll come at regularly spaced intervals, all right? now, let's suppose i have a rocket ship that's traveling at a very, very high speed between the two planets. now, this rocket ship is traveling away fro
Search Results 0 to 0 of about 1